/* ============================================
   嘉品仪器 s.jp17.com - 移动端专属样式表 v1.0
   断点：≤768px（覆盖手机与小平板）
   原则：PC 样式不动，移动端覆盖/重置
   ============================================ */

@media (max-width: 768px) {
  :root {
    --header-h: 56px;
    --m-space: 16px;
    --m-radius: 10px;
    --m-card-pad: 14px;
  }

  html { font-size: 15px; }
  body { font-size: 15px; line-height: 1.6; }
  .container { padding: 0 14px; }
  .section { padding: 28px 0; }
  .page-header { padding: 24px 0; }
  .page-header h1 { font-size: 22px; }
  .page-header p { font-size: 13px; padding: 0 10px; }

  /* ===== 顶部条 ===== */
  .top-bar { display: none; }
  .top-bar.m-top-bar {
    display: block;
    background: var(--primary-dark);
    color: #fff;
    font-size: 12px;
    padding: 6px 0;
  }
  .top-bar.m-top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  /* ===== Header：固定定位，避免抽屉打开时 sticky 失效导致页头消失 ===== */
  body { padding-top: var(--header-h); }
  .site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; }
  .header-main {
    height: var(--header-h);
    gap: 8px;
    padding: 0 14px;
  }
  .logo { gap: 6px; }
  .logo-img { width: auto; height: 30px; }
  .logo strong { font-size: 25px; }
  .logo small { display: none; }

  .header-actions { gap: 6px; }
  .header-actions .btn {
    padding: 6px 10px;
    font-size: 12px;
    border-radius: 6px;
  }
  .header-actions .btn-outline { display: none; }
  .header-actions .btn-header-auth,
  .header-actions .admin-edit-btn {
    display: none !important;
  }
  .header-actions .btn-header-search {
    display: inline-flex;
    align-items: center;
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
    line-height: 1;
  }

  /* 汉堡按钮：蓝色底白字，与主导航视觉呼应（高度与全站检索一致） */
  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 32px;
    border: none;
    background: var(--primary);
    border-radius: 8px;
    font-size: 20px;
    color: #fff;
    cursor: pointer;
    margin-left: 4px;
    position: relative;
    z-index: 1010;
    -webkit-tap-highlight-color: transparent;
    box-shadow: 0 2px 6px rgba(166,124,82, .3);
  }
  .nav-toggle:active {
    background: var(--primary-dark);
  }

  /* ===== 移动端抽屉菜单 ===== */
  .main-nav {
    position: static;
    flex: 0;
    justify-content: flex-end;
  }
  .nav-list {
    display: none;
    position: fixed;
    top: var(--header-h);
    right: 0;
    left: 0;
    width: 100%;  /* #1168b 2026-09-13 用户裁决：75vw 试后回退全宽（14:45 指令「还是全宽吧」） */
    height: calc(100vh - var(--header-h));
    background: var(--bg-white);
    border: none;
    border-radius: 0;
    flex-direction: column;
    box-shadow: -4px 0 24px rgba(0,0,0,.15);
    padding: 8px 0 24px;
    max-height: none;
    overflow-y: auto;
    overflow-anchor: none;  /* #1168c 手风琴展开/收起高度剧变时禁用滚动锚定，防视图乱窜 */
    z-index: 1001;
    transform: translateX(100%);
    transition: transform .25s ease;
  }
  .nav-list.active {
    display: flex;
    transform: translateX(0);
  }
  .nav-list > li { width: 100%; border-bottom: 1px solid var(--border-light); border-right: none; }
  .nav-list > li > a {
    padding: 14px 18px;
    font-size: 15px;
    border-radius: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .nav-list > li > a.active { background: var(--primary); color: #fff; }
  .nav-dropdown.open > a { background: var(--primary); color: #fff; }
  .dropdown-arrow { font-size: 12px; transition: transform .2s; }
  .nav-dropdown.open > a .dropdown-arrow { transform: rotate(180deg); }

  /* 抽屉内 mega menu */
  .nav-dropdown .dropdown-mega {
    position: static;
    display: none;
    transform: none;
    box-shadow: none;
    border: none;
    border-top: 1px solid var(--border-light);
    border-radius: 0;
    padding: 0;
    background: #f8fafc;
    min-width: auto !important;
    width: 100%;
    animation: none;
  }
  .nav-dropdown.open .dropdown-mega {
    display: block !important;
    opacity: 1;
    visibility: visible;
  }
  .only-mobile,
  .m-drawer-actions { display: block; }
  .btn.only-mobile { display: inline-block; }
  .dropdown-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 0;
    padding: 8px 0;
  }
  .dropdown-col {
    display: contents;
    padding: 0;
  }
  .dropdown-col h4 {
    grid-column: 1 / -1;
    font-size: 14px;
    font-weight: 700;
    padding: 12px 18px;
    margin: 0;
    color: #fff;
    background: rgba(10, 61, 145, 0.5);
    border-left: 4px solid var(--primary-light);
    border-bottom: 1px solid rgba(255,255,255,.15);
  }
  /* 行业配套 — 蓝色 */
  .dropdown-mega-industry .dropdown-col h4 {
    border-left-color: #C8A86A;
  }
  /* 解决方案 — 紫色 */
  .dropdown-mega-solutions .dropdown-col h4 {
    border-left-color: #c084fc;
  }
  /* 产品中心 — 天蓝色 */
  .dropdown-mega-products .dropdown-col h4 {
    border-left-color: #38bdf8;
  }
  /* 移动端产品中心 h4 标题不显示数量徽标，保持与解决方案/知识库等目录一致 */
  .dropdown-mega-products .dropdown-col h4 .drop-cnt { display: none; }
  /* 移动端产品中心重置 PC 端的 transform/left/min-width（!important 覆盖） */
  .dropdown-mega-products {
    min-width: auto !important;
    left: auto !important;
    transform: none !important;
  }
  /* 技术干货 — 青绿色 */
  .dropdown-mega-knowledge .dropdown-col h4 {
    border-left-color: #2dd4bf;
  }
  /* 技术干货文章 — 橙色 */
  .dropdown-mega-articles .dropdown-col h4 {
    border-left-color: #fb923c;
  }
  .dropdown-col a {
    display: block;
    padding: 12px 18px;
    font-size: 15px;
    border-bottom: 1px solid #eef2f7;
  }
  .dropdown-col a:last-child { border-bottom: 1px solid #eef2f7; }

  /* FAQ 快捷分类：单列布局，名称左 + 计数右，不折行（修复窄抽屉挤压变形 2026-09-03） */
  .dropdown-grid-faq { grid-template-columns: 1fr !important; } /* FAQ 菜单整体单列：品牌/分类行不再被 2 列网格挤压 */
  .faq-cat-cols { column-count: 1; column-gap: 0; }
  .faq-cat-cols a {
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    overflow: hidden;
  }
  .faq-cat-cols a .drop-cnt { margin-left: auto; flex-shrink: 0; }

  /* FAQ 品牌行：名称左 + 计数右，不折行 */
  .dropdown-mega-faq .faq-brand-col a { display: flex; align-items: center; gap: 8px; white-space: nowrap; padding: 10px 0; }
  .dropdown-mega-faq .faq-brand-col a .drop-cnt { margin-left: auto; flex-shrink: 0; }
  .dropdown-mega-faq .faq-brand-col a.drop-all { border-bottom: none; border-top: 1px dashed #e3f2fd; margin-top: 2px; }

  /* 抽屉底部快捷操作 */
  .m-drawer-actions {
    margin-top: auto;
    padding: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .m-drawer-actions .btn { width: 100%; justify-content: center; }
  .m-drawer-actions .btn + .btn { margin-top: 0; }
  .m-drawer-actions .btn-primary:first-child {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
  }
  .m-drawer-phone {
    text-align: center;
    font-size: 13px;
    color: var(--text-light);
  }
  .m-drawer-phone a { color: var(--primary-light); font-weight: 600; }

  /* 遮罩 */
  .nav-overlay {
    display: none;
    position: fixed;
    inset: var(--header-h) 0 0 0;
    background: rgba(0,0,0,.45);
    z-index: 998;
  }
  .nav-overlay.active { display: block; }
  .nav-list.active { z-index: 1002; }

  /* ===== Footer 移动端手风琴 ===== */
  .site-footer { padding: 32px 0 16px; border-top: none; }
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 0;
  }
  .footer-col {
    border-bottom: 1px solid rgba(255,255,255,.1);
    padding: 0;
  }
  /* 隐藏除品牌简介外的其他栏目列 */
  .footer-grid > .footer-col:not(.footer-brand) {
    display: none;
  }
  .footer-col:first-child { border-top: none; }
  .footer-col h3 {
    margin: 0;
    padding: 14px 0;
    font-size: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    user-select: none;
  }
  .footer-col h3::after {
    content: '+';
    font-size: 18px;
    font-weight: 400;
    opacity: .7;
  }
  .footer-col.open h3::after { content: '−'; }
  .footer-col ul,
  .footer-col .footer-about-text,
  .footer-col .footer-emergency,
  .footer-col .contact-company,
  .footer-col .footer-logo,
  .footer-col .footer-slogan {
    display: none;
    padding-bottom: 14px;
  }
  .footer-col.open ul,
  .footer-col.open .footer-about-text,
  .footer-col.open .footer-emergency,
  .footer-col.open .contact-company,
  .footer-col.open .footer-logo,
  .footer-col.open .footer-slogan {
    display: block;
  }
  .footer-col.footer-brand { display: block; }
  .footer-col.footer-brand h3::after { content: '−'; }
  .footer-col.footer-brand ul,
  .footer-col.footer-brand .footer-about-text,
  .footer-col.footer-brand .footer-emergency,
  .footer-col.footer-brand .footer-logo,
  .footer-col.footer-brand .footer-slogan { display: flex; flex-direction: column; }
  /* 2026-09-10：紧急联系行上移2行 + 400电话同行 */
  .footer-col.footer-brand .footer-about-text { padding-bottom: 0; margin-bottom: 0; }
  .footer-col.footer-brand .footer-emergency { margin-top: 0; padding-bottom: 12px; }
  .footer-emergency p { font-size: 12px; white-space: nowrap; }
  .tel400-inline { display: inline; }
  .footer-col.footer-brand .footer-logo {
    display: block;
    text-align: center;
  }

  .footer-logo {
    display: block;
    text-align: center;
    margin-bottom: 8px;
  }
  .footer-logo img { width: 140px; height: auto; margin: 0 auto; }
  .footer-logo-text { font-size: inherit; font-weight: 700; }
  .footer-slogan { font-size: 13px; margin-bottom: 10px; text-align: center; }
  .footer-about-text { font-size: 13px; line-height: 1.7; margin-bottom: 12px; }
  .footer-emergency {
    display: block !important;
    max-width: none;
    margin-top: 10px;
    padding: 10px 12px;
  }
  .footer-emergency .emergency-title { font-size: 14px; margin-bottom: 6px; }
  .footer-emergency p { font-size: 13px; margin: 2px 0; }

  .footer-col li { margin-bottom: 8px; }
  .footer-col li a { font-size: 14px; }
  .footer-contact .contact-company { margin-bottom: 14px; }
  .footer-contact .contact-company p { font-size: 13px; margin: 3px 0; }

  /* 品牌通栏：取消横向滚动，自动换行 */
  .footer-brands-bar { padding: 12px 0; }
  .footer-brands-inner {
    flex-wrap: wrap;
    overflow-x: visible;
    gap: 8px 6px;
    padding-bottom: 0;
    -webkit-overflow-scrolling: auto;
  }
  .footer-brands-label { font-size: 13px; white-space: nowrap; flex-shrink: 0; width: 100%; text-align: center; margin-bottom: 4px; }
  .footer-brand-link, .footer-brand-text { font-size: 13px; white-space: nowrap; }
  .footer-brand-sep { font-size: 13px; }

  /* 二维码：手机端每行最多 4 个，超过自动换行 */
  .footer-qr-row { padding: 14px 0 10px; }
  .footer-qr-main {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    gap: 8px;
    padding: 8px 0;
  }
  .footer-qr-main .footer-qr-wrap {
    width: calc((100% - 34px) / 5);
    max-width: 62px;
    flex: 0 0 auto;
  }
  .footer-qr-main .footer-qr-img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    max-width: none;
    max-height: none;
    border-radius: 8px;
    object-fit: cover;
  }

  /* 友情链接 */
  .footer-friend-links { padding: 12px 0; }
  .friend-links-list {
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 14px;
  }
  .friend-links-list a { font-size: 12px; }

  /* 版权 */
  .footer-bottom { padding: 14px 0; }
  .footer-bottom-inner { text-align: center; }
  .copyright { font-size: 12px; line-height: 1.7; }
  .footer-tagline { font-size: 11px; margin-top: 6px; }

  /* ===== 通用按钮/表单 ===== */
  .btn { padding: 10px 16px; font-size: 14px; }
  .btn-lg { padding: 12px 20px; font-size: 15px; }
  .btn-sm { padding: 7px 12px; font-size: 13px; }
  input, select, textarea { font-size: 16px; } /* 防止 iOS 缩放 */

  /* ===== Hero 首页 ===== */
  .hero { padding: 32px 0 28px; }
  .hero h1 { font-size: 24px; line-height: 1.35; }
  .hero p { font-size: 14px; }
  .hero-cta { flex-direction: column; gap: 10px; }
  .hero-cta .btn { width: 100%; text-align: center; }
  .hero-stats { flex-wrap: wrap; gap: 14px; justify-content: center; }
  .hero-stats .stat strong { font-size: 22px; }
  .hero-stats .stat span { font-size: 12px; }

  /* 首页各卡片网格 */
  .cards-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }

  /* industry.html 页面卡片网格 — 强制双列 */
  .ind-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .ind-strategic-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .ind-kb-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .ind-news-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .ind-capability-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .ind-card { padding: 12px 10px; }
  .ind-card-top { margin: -12px -10px 8px; padding: 10px 10px 0; }
  .ind-card-top h4 { font-size: 16px; }
  .ind-card-desc { font-size: 14px; line-height: 1.4; }
  .ind-card-link { font-size: 14px; }
  .ind-kb-card { padding: 12px 10px; }
  .ind-kb-card h4 { font-size: 16px; }
  .ind-kb-card p { font-size: 13px; line-height: 1.4; }
  .ind-news-card { padding: 12px 10px; }
  .ind-news-card h4 { font-size: 16px; }
  .ind-news-card p { font-size: 13px; line-height: 1.4; }
  .card-tag { font-size: 11px; }
  .card-meta { font-size: 11px; }
  .solutions-grid { grid-template-columns: 1fr; gap: 14px; }

  /* 首页产品分类卡片 */
  .hm-prodcat-card { width: calc(50% - 8px); min-width: auto; padding: 18px 10px 14px; }
  .hm-prodcat-icon { font-size: 28px; }
  .hm-prodcat-name { font-size: 14px; }
  .hm-prodcat-count { font-size: 12px; }

  /* 首页流程/品牌/新闻 */
  .hm-process-step { min-width: 120px; max-width: 100%; }
  .hm-brand-logo img { max-height: 36px; }
  .hm-news-grid { grid-template-columns: 1fr 1fr; gap: 10px; }

  /* 首页板块外框（卡片化） */
  .hm-page-wrap { padding: 14px 0 20px; }
  .hm-page-wrap .section {
    padding: 24px 14px;
    margin: 12px 10px;
    max-width: none;
    border-radius: 12px;
  }
  .hm-quicknav { padding: 10px 0; }

  /* ===== 产品列表页 ===== */
  .products-layout { flex-direction: column; gap: 16px; }
  .products-sidebar {
    width: 100%;
    position: static;
    order: -1;
    box-shadow: none;
    border: 1px solid var(--border);
  }
  .products-sidebar.collapsed .products-sidebar-toggle-body { display: none; }
  .products-sidebar-toggle,
  .industry-sidebar-toggle,
  .solutions-filter-toggle,
  .knowledge-filter-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 14px;
    background: var(--bg-light);
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
  }
  .products-sidebar-toggle::after,
  .industry-sidebar-toggle::after,
  .solutions-filter-toggle::after,
  .knowledge-filter-toggle::after { content: '▼'; font-size: 12px; }
  .products-sidebar.collapsed .products-sidebar-toggle::after,
  .industry-sidebar.collapsed .industry-sidebar-toggle::after,
  .solutions-sidebar.collapsed .solutions-filter-toggle::after,
  .knowledge-sidebar.collapsed .knowledge-filter-toggle::after { content: '▶'; }
  .cat-tree-title { font-size: 11px; }
  .cat-tree-item { padding: 10px 14px; font-size: 14px; }

  .products-main { width: 100%; }
  .products-header { flex-direction: column; align-items: center; gap: 6px; padding: 14px 16px; margin-bottom: 14px; }
  .products-header-inner { font-size: 15px; gap: 8px; flex-wrap: wrap; justify-content: center; }
  .products-count { position: static; font-size: 13px; text-align: center; }

  .product-grid,
  .product-grid-main { grid-template-columns: 1fr; gap: 14px; }
  .product-grid-v3 { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .product-card { border-radius: var(--m-radius); }
  .product-card-img { height: 120px; }
  .product-card-body { padding: 10px; }
  .product-card-title { font-size: 13px; line-height: 1.45; height: auto; min-height: 38px; }
  .product-card-meta { font-size: 11px; }
  .product-card-price { font-size: 13px; }
  .product-card-actions { display: none; } /* 移动端卡片不显示按钮，点击卡片进详情 */

  /* ===== v2 产品卡（单列）移动端适配 ===== */
  .product-card-v2 .product-card-header { min-height: 26px; padding: 2px 14px; }
  .product-card-v2 .product-card-title { font-size: 16px; line-height: 1.2; }
  .product-card-v2 .product-card-body { padding: 14px 14px 10px; gap: 14px; }
  .product-card-v2 .product-card-thumb { width: 118px; height: 96px; }
  .product-card-v2 .product-card-usage { padding: 0 14px 10px; font-size: 12px; line-height: 1.7; }
  .product-card-v2 .product-card-footer { padding: 10px 14px 14px; }
  .product-card-v2 .pc-btn-detail { padding: 6px 20px; }

  /* ===== 产品详情页 ===== */
  .product-detail-header { padding: 16px; }
  .pd-gallery-section { padding: 14px 16px 18px; }
  .pd-gallery-section .gallery-main { min-height: 220px; }
  .pd-gallery-section .gallery-main img { max-height: 300px; }
  .pd-gallery-section .gallery-thumbs { gap: 8px; margin-top: 12px; }
  .pd-gallery-section .gallery-thumb { width: 56px; height: 56px; }
  .product-detail-img { height: 240px; }
  .product-detail-info h1 { font-size: 20px; }
  .product-detail-meta { flex-wrap: wrap; gap: 8px; }
  .product-action-bar { flex-wrap: wrap; gap: 8px; }
  .product-action-bar .btn { flex: 1; min-width: 120px; }
  .product-detail-tabs { overflow-x: auto; }
  .product-detail-tabs a { white-space: nowrap; padding: 10px 14px; font-size: 14px; }
  .specs-table th, .specs-table td { padding: 8px 10px; font-size: 13px; }
  .specs-table { display: block; overflow-x: auto; }

  /* ===== 行业配套页 ===== */
  .industry-layout { flex-direction: column; gap: 16px; }
  .industry-main { width: 100%; order: 2; }
  .industry-sidebar {
    width: 100%;
    position: static;
    order: 1;
    display: block;
    border: 1px solid var(--border);
    border-radius: var(--m-radius);
    background: var(--bg-white);
    overflow: hidden;
  }
  .industry-sidebar.collapsed .industry-sidebar-toggle-body { display: none; }
  .right-nav-tree { padding: 8px 0; }
  .right-nav-group-toggle { padding: 10px 14px; font-size: 14px; }
  .right-nav-subs li a { padding: 8px 14px 8px 26px; font-size: 13px; }

  .stage-sticky-nav { top: var(--header-h); padding: 8px 0; }
  .stage-sticky-nav .container { gap: 6px; }
  .stage-nav-item { padding: 5px 8px; font-size: 12px; }
  .stage-nav-label { display: none; }

  .stage-card { padding: 18px 14px; margin-bottom: 18px; }
  .stage-card h2 { font-size: 17px; margin-bottom: 12px; }
  .stage-card p { font-size: 14px; }

  .report-banner { flex-direction: column; gap: 12px; padding: 16px; }
  .report-banner-btn { width: 100%; text-align: center; }
  .report-fields { grid-template-columns: 1fr; }
  .report-actions { flex-direction: column; }
  .report-actions .btn { width: 100%; }

  .eq-row { flex-direction: column; gap: 10px; align-items: stretch; }
  .eq-opts { flex-wrap: wrap; gap: 6px; }
  .eq-opt { font-size: 12px; padding: 5px 10px; }

  /* 阶段时间轴 */
  .stage-timeline { padding: 18px 14px; overflow-x: auto; }
  .timeline-track { min-width: 600px; }
  .timeline-node { width: 28px; height: 28px; font-size: 12px; }
  .timeline-label strong { font-size: 11px; }
  .timeline-label small { display: none; }

  /* ===== 解决方案页 ===== */
  .solutions-layout { flex-direction: column; gap: 16px; }
  .solutions-sidebar {
    width: 100%;
    position: static;
    order: -1;
    border: 1px solid var(--border);
    border-radius: var(--m-radius);
  }
  .solutions-sidebar.collapsed .solutions-filter-toggle-body { display: none; }
  .solutions-main { width: 100%; }
  .solution-card { flex-direction: column; }
  .solution-card-img { width: 100%; height: 160px; }
  .solution-card-body { padding: 14px; }
  .solution-card-title { font-size: 15px; }
  .solution-card-desc { font-size: 13px; }

  /* 服务流程：紧凑单列横排，一屏尽量显示完整 */
  .sol-process,
  .ind-process { margin-top: 20px; padding: 16px 12px; }
  .sol-process-header,
  .ind-section-header { text-align: center; margin-bottom: 14px; }
  .sol-process-header h2,
  .ind-section-header h2 { font-size: 18px; margin: 0 0 4px; }
  .sol-process-header p,
  .ind-section-header > p { font-size: 13px; }
  .sol-process-steps,
  .ind-process {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: stretch;
  }
  .sol-step {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 12px;
    text-align: left;
    max-width: 100%;
    padding: 10px 12px;
    background: #f8fafc;
    border: 1px solid #e8edf3;
    border-radius: 10px;
  }
  .ind-process-step {
    display: grid;
    grid-template-columns: auto 1fr;
    grid-template-rows: auto auto;
    align-items: center;
    gap: 2px 12px;
    text-align: left;
    max-width: 100%;
    padding: 10px 12px;
    background: #f8fafc;
    border: 1px solid #e8edf3;
    border-radius: 10px;
  }
  .ind-process-num {
    grid-row: 1 / 3;
    align-self: center;
    justify-self: center;
  }
  .sol-step-arrow,
  .ind-process-arrow { display: none; }
  .sol-step-num,
  .ind-process-num {
    width: 34px;
    height: 34px;
    margin: 0;
    font-size: 14px;
    flex-shrink: 0;
    box-shadow: none;
  }
  .sol-step-content { flex: 1; min-width: 0; }
  .sol-step-content h4,
  .ind-process-step h4 { font-size: 15px; margin: 0 0 2px; }
  .sol-step-content p,
  .ind-process-step p {
    font-size: 13px;
    line-height: 1.45;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  /* ===== 技术干货/文章列表 ===== */
  .knowledge-layout { flex-direction: column; gap: 16px; }
  .knowledge-sidebar {
    width: 100%;
    position: static;
    order: -1;
    border: 1px solid var(--border);
    border-radius: var(--m-radius);
  }
  .knowledge-sidebar.collapsed .knowledge-filter-toggle-body { display: none; }
  .knowledge-main { width: 100%; }
  .knowledge-grid { grid-template-columns: 1fr; gap: 14px; }
  .article-card { flex-direction: column; }
  .article-card-img { width: 100%; height: 160px; }
  .article-card-body { padding: 14px; }
  .article-card-title { font-size: 15px; }
  .article-card-desc { font-size: 13px; }

  /* 文章详情 */
  .article-content { padding: 20px 0; }
  .article-content h1 { font-size: 21px; }
  .article-content h2 { font-size: 18px; }
  .article-content h3 { font-size: 16px; }
  .article-content p { font-size: 15px; }
  .article-content table { display: block; overflow-x: auto; }

  /* 产品详情富文本：图片等栏宽等比例缩放 + 表格横向滚动兜底（列多时不撑破容器） */
  .pd-desc-content img,.pd-specs-tech img,.pd-specs-edit img{display:block;width:100%;max-width:100%;height:auto}
  .pd-desc-content table img,.pd-specs-tech table img,.pd-specs-edit table img{display:inline;width:auto;max-width:100%;height:auto}
  .pd-desc-content,.pd-specs-content{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .pd-desc-content table,.pd-specs-tech table,.pd-specs-edit table{display:block;overflow-x:auto;max-width:100%}
  .article-meta { flex-wrap: wrap; gap: 8px; font-size: 12px; }

  /* 详情页互动条 */
  .detail-action-bar,
  .engagement-bar {
    flex-wrap: wrap;
    gap: 8px;
  }
  .detail-action-bar .btn,
  .engagement-bar .btn {
    flex: 1;
    min-width: 100px;
    justify-content: center;
  }

  /* ===== 品牌专区 ===== */
  .brand-stats { gap: 16px; }
  .stat-item strong { font-size: 22px; }
  .letter-filter { gap: 6px; }
  .letter-link { width: 28px; height: 28px; font-size: 12px; }
  .brand-grid { grid-template-columns: 1fr; gap: 10px; }
  .brand-card { padding: 12px; }
  .brand-card-logo { width: 44px; height: 44px; }
  .brand-card-name { font-size: 14px; }

  .brand-detail-top { flex-direction: column; text-align: center; gap: 12px; }
  .brand-detail-info h1 { font-size: 22px; }
  .brand-detail-meta { flex-wrap: wrap; justify-content: center; }
  .brand-detail-grid { grid-template-columns: 1fr; gap: 16px; }
  .ebook-item { padding: 10px 12px; }

  /* ===== 联系我们 ===== */
  .contact-grid { grid-template-columns: 1fr; gap: 16px; }
  .contact-card { padding: 14px; }
  .contact-form { padding: 18px 14px; }
  .contact-form-row { flex-direction: column; gap: 0; }
  .contact-form .btn { width: 100%; }
  .service-promise { padding: 12px 14px; }

  /* ===== 会员中心/登录注册 ===== */
  /* .auth-page 响应式由 style.css @media(max-width:960px) 统一处理，
     此处不再隐藏 .auth-left，保证平板端也显示左侧引导区 */
  .auth-right { padding: 24px 16px; }
  .auth-form-wrap { max-width: 100%; }
  .member-layout { flex-direction: column; }
  .member-sidebar { width: 100%; }
  .member-main { padding: 16px 0; }
  .member-list-item { flex-direction: column; align-items: flex-start; gap: 6px; }

  /* ===== 分享中心 ===== */
  .invite-code-card { flex-direction: column; gap: 16px; padding: 18px; }
  .invite-code-left { flex: auto; }
  .invite-code-value { font-size: 28px; }
  .share-stats-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .share-stat-card { padding: 14px 8px; }
  .share-stat-card .stat-num { font-size: 22px; }

  /* ===== 通用分页 ===== */
  .pagination { flex-wrap: wrap; gap: 6px; justify-content: center; }
  .pagination a, .pagination span { padding: 6px 10px; font-size: 13px; }

  /* ===== 面包屑 ===== */
  .breadcrumb { font-size: 12px; flex-wrap: wrap; }

  /* ===== 搜索页 ===== */
  .search-form { flex-direction: column; gap: 8px; }
  .search-form input, .search-form button { width: 100%; border-radius: 8px; }
  .search-form button { border-left: 1px solid var(--primary); }

  /* ===== 返回顶部 ===== */
  /* 下移一个图标位：避开「小程序」浮窗(.weapp-fab, bottom:90px, 56px高，占据90-146px) */
  .back-to-top {
    width: 44px !important;
    height: 44px !important;
    bottom: 36px !important;
    right: 18px !important;
    font-size: 20px !important;
  }
}

/* ===== 更小屏 480px ===== */
@media (max-width: 480px) {
  .container { padding: 0 8px; }  /* #1136 2026-09-13 页边距收紧 12→8px */
  /* 480 以下浮窗缩小为 52px、bottom:78px（占据78-130px），回顶再下移避让 */
  .back-to-top { bottom: 24px !important; right: 14px !important; }
  .hero h1 { font-size: 20px; }
  .page-header h1 { font-size: 19px; }
  .product-grid,
  .product-grid-main { grid-template-columns: 1fr; gap: 12px; }
  .product-grid-v3 { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .product-card-img { height: 100px; }
  .product-card-title { font-size: 12px; min-height: 34px; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .ind-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .ind-strategic-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .ind-kb-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .ind-news-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .ind-capability-grid { grid-template-columns: repeat(2, 1fr) !important; }
  .hm-prodcat-card { width: 100%; }
  .stage-nav-item { padding: 4px 6px; font-size: 11px; }
}

/* ===== 微信小程序入口悬浮球 ===== */
.weapp-float-btn {
  position: fixed;
  right: 14px;
  bottom: 132px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, #07c160, #05a350);
  color: #fff;
  box-shadow: 0 4px 14px rgba(7,193,96,.35);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  cursor: pointer;
  z-index: 998;
  border: none;
  font-size: 11px;
  line-height: 1.2;
  text-align: center;
  transition: transform .2s;
}
.weapp-float-btn:hover { transform: scale(1.05); }
.weapp-float-btn .weapp-icon { font-size: 20px; margin-bottom: 1px; }

.weapp-float-btn.hidden { display: none; }

@media (max-width: 768px) {
  .weapp-float-btn {
    right: 12px;
    bottom: 110px;
    width: 48px;
    height: 48px;
    font-size: 10px;
  }
  .weapp-float-btn .weapp-icon { font-size: 18px; }
}

/* 小程序引导弹窗 */
.weapp-guide-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.6);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.weapp-guide-modal.open { display: flex; }
.weapp-guide-content {
  background: #fff;
  border-radius: 16px;
  padding: 24px;
  width: 100%;
  max-width: 340px;
  text-align: center;
}
.weapp-guide-content h3 { margin: 0 0 8px; font-size: 18px; color: #A67C52; }
.weapp-guide-content p { margin: 0 0 18px; font-size: 14px; color: #64748b; line-height: 1.6; }
.weapp-guide-content .weapp-icon-big {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, #07c160, #05a350);
  color: #fff;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  margin-bottom: 14px;
}
.weapp-guide-actions { display: flex; flex-direction: column; gap: 10px; }
.weapp-guide-actions .btn { width: 100%; }
.weapp-guide-close {
  margin-top: 12px;
  color: #94a3b8;
  font-size: 13px;
  cursor: pointer;
  background: none;
  border: none;
}

/* 产品矩阵长条卡移动端（2026-09-08） */
@media(max-width:768px){
.hm-prodcats-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;max-width:none}
.hm-prodcat-card{width:100%;grid-template-columns:44px 1fr;column-gap:12px;padding:10px 12px}
.hm-prodcat-icon{grid-row:1/4;grid-column:1;width:44px;height:44px;font-size:20px;margin:0}
.hm-prodcat-card h3{font-size:14px;margin:0 0 2px}
.hm-prodcat-card p{font-size:11px;margin:0 0 3px}
.hm-prodcat-count{font-size:11px;padding:2px 8px;white-space:nowrap}
}

/* 首页 解决方案/技术干货 手机双列紧凑化（2026-09-08） */
@media (max-width: 575px) {
  .hm-sol-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .hm-news-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 10px; }
  .hm-sol-img, .hm-news-img, .hm-news-img-ph { height: 70px; }
  .hm-sol-body { padding: 9px 10px 10px; }
  .hm-sol-body h3 { font-size: 13px; margin-bottom: 0; }
  .hm-news-body { padding: 8px 10px 9px; }
  .hm-news-body h3 { font-size: 12.5px; }
}

/* ===== #1130 移动端二轮修复（2026-09-13 v3.58）：导航键被切 + 行业白卡拉宽靠边 ===== */
@media (max-width: 480px) {
  /* 头部：logo 239px + 按钮区 118px = 357px 超 351px 可用宽，汉堡键被切 10px —— 收缩进视口 */
  .header-main { gap: 8px; }
  .header-main .logo { flex-shrink: 1; min-width: 0; }
  .header-main .logo .logo-img { height: 22.5px !important; }  /* 2026-09-13 02:1x 用户指令：等比缩小 1/4（30→22.5px） */
  .header-actions { gap: 8px; }
  .header-actions .btn-header-search { padding: 4px 9px; font-size: 11px; }
  /* 行业配套页：白卡拉宽靠边（section 侧距 14→6px、格间距 18→8px，单卡 155.5→165.5px、离屏边 27→18px） */
  .ind-section { padding: 16px 6px; }
  .ind-strategic-grid, .ind-grid, .ind-capability-grid, .ind-kb-grid, .ind-news-grid { gap: 8px; }
  .ind-strategic-card { padding: 16px 12px; }
}

/* ===== #1135 抽屉色条互换（2026-09-13 v3.61 用户指令）：组头与子栏 h4 颜色互换、两块色条间距 0 ===== */
@media (max-width: 768px) {
  /* 组头（展开态）改用原 h4 的半透明蓝 */
  .nav-list .nav-dropdown.open > a { background: rgba(10, 61, 145, 0.5) !important; color: #fff !important; }
  /* 子栏 h4 = 浅蓝底 #E6F4FF + 深navy字（2026-09-13 03:0x 用户确认线上 v3.62 状态正确，保持不动） */
  .nav-list .dropdown-mega h4 { background: #E6F4FF !important; color: #1a3a5c !important; }
  /* 两块色条间距 0：mega 顶边框与上内边距清零（实测 .dropdown-mega 自带 padding-top:20px） */
  .nav-list .nav-dropdown .dropdown-mega { border-top: none !important; padding-top: 0 !important; }
  .nav-list .nav-dropdown .dropdown-grid { padding-top: 0 !important; }
}

/* ===== #1136 手机端页边距全局收紧（2026-09-13 v3.63 用户指令：屏幕窄不留浪费空间，一次调合适） ===== */
@media (max-width: 480px) {
  .engagement-section { padding: 12px 10px !important; }   /* 24px→10px：文章/FAQ 底部互动+评论深留白源头 */
  .comment-form { padding: 12px 10px !important; }         /* 16px→10px */
  .ebc-hero { padding: 6px 8px !important; }               /* 公社引导模块再压一层 */
  .sol-detail-reading { padding: 12px 10px !important; }   /* 20px→10px */
  .reading-frame { padding: 14px 10px !important; }        /* 28px 32px→10px */
  .hm-cta { padding: 12px 10px !important; }               /* 14px→10px（含各页底部 CTA 条） */
  .hm-page-wrap .section { margin-left: 0 !important; margin-right: 0 !important; padding-left: 10px !important; padding-right: 10px !important; }  /* 首页 section 额外 ml10+pad14 */
  .ind-cta { padding: 12px 10px !important; }              /* 24px→10px */
}

/* ===== #1137 游客门控框高度压缩 1/3（2026-09-13 v3.65 用户指令，实测 534.8→345.5px=-35.4%） ===== */
@media (max-width: 480px) {
  .member-gate-box { padding: 14px 10px !important; }
  .gate-icon { font-size: 28px !important; margin-bottom: 4px !important; }
  .member-gate-box h3 { font-size: 16px !important; margin-bottom: 4px !important; }
  .member-gate-box > p { font-size: 13px !important; margin-bottom: 8px !important; }
  .gate-benefits { gap: 6px 10px !important; margin-bottom: 10px !important; font-size: 12px !important; }
  .gate-actions { margin-bottom: 10px !important; gap: 8px !important; }
  .gate-actions .btn { padding: 9px 16px !important; font-size: 14px !important; }
  .gate-why { font-size: 11px !important; line-height: 1.5 !important; }
}

/* ===== #1138 折行修正三处（2026-09-13 v3.66 用户指令：被挤分行的都修正成一行） ===== */
@media (max-width: 480px) {
  /* 1) 互动四按钮（点赞/分享/收藏/关注）一行：flex 均分 + 收窄 */
  .engagement-btn { flex: 1 1 0 !important; min-width: 0 !important; padding: 9px 4px !important; font-size: 13px !important; justify-content: center !important; white-space: nowrap !important; vertical-align: top !important; }
  /* 2) 公社标语一行：缩号 + 禁折 */
  .ebc-lead { font-size: 11.5px !important; white-space: nowrap !important; letter-spacing: -0.2px; }
  /* 3) 三官+事业共荣圈一行：缩号 + 禁折 */
  .ebc-goline { flex-wrap: nowrap !important; gap: 6px !important; }
  .ebc-goline .ebc-role { flex: 1 1 0 !important; min-width: 0 !important; justify-content: center !important; }
  .ebc-goline .ebc-icon { font-size: 11px !important; }
  .ebc-goline .ebc-name { font-size: 11px !important; }
}

/* ===== #1139 服务流程步骤卡：序号与标题共行、描述占全宽少折行（2026-09-13 v3.67 用户指令） ===== */
@media (max-width: 480px) {
  .sol-process { padding: 16px 10px !important; }
  .sol-process-header { margin-bottom: 14px !important; }
  .sol-process-steps { gap: 0 !important; }
  .sol-step { display: flex !important; align-items: flex-start !important; gap: 10px !important;
              max-width: none !important; width: 100% !important; text-align: left !important; padding: 10px 0 !important; }
  .sol-step + .sol-step, .sol-step-arrow + .sol-step { border-top: 1px dashed #e8edf3; }
  .sol-step-num { width: 32px !important; height: 32px !important; margin: 0 !important; flex-shrink: 0 !important;
                  font-size: 15px !important; }
  .sol-step-content { flex: 1 1 0 !important; min-width: 0 !important; text-align: left !important; }
  .sol-step-content h4 { margin-bottom: 3px !important; }
  .sol-step-content p { line-height: 1.55 !important; }
  .sol-step-arrow { display: none !important; }
}

/* ===== #1140 CTA 四按钮一行 + 热线行单行（≤480，2026-09-13 v3.68） ===== */
@media (max-width: 480px) {
  .hm-cta-services { flex-wrap: nowrap !important; gap: 4px !important; justify-content: center !important; }
  .hm-cta-svc { flex: 1 1 0 !important; min-width: 0 !important; justify-content: center !important;
                gap: 3px !important; padding: 5px 3px !important; font-size: 10.5px !important; white-space: nowrap !important; }
  .hm-cta-phone { font-size: 12px !important; white-space: nowrap !important; letter-spacing: -0.1px !important; }
  .hm-cta-phone strong { font-size: 13px !important; }
}

/* ===== #1141 三处修复：服务卡压缩/操作按钮3+4/去检索文案（≤480，2026-09-13 v3.69） ===== */
@media (max-width: 480px) {
  /* ① 全生命周期服务卡高度压缩一半：icon 与标题同行，正文全宽贴紧 */
  .sol-lifecycle-grid { gap: 8px !important; }
  .sol-lc-card { display: grid !important; grid-template-columns: 26px 1fr !important; column-gap: 8px !important;
                 align-items: center !important; padding: 8px 8px !important; text-align: left !important; }
  .sol-lc-icon { grid-row: 1 !important; grid-column: 1 !important; width: 26px !important; height: 26px !important;
                 font-size: 14px !important; border-radius: 6px !important; margin: 0 !important; }
  .sol-lc-card h3 { grid-column: 2 !important; font-size: 14px !important; margin: 0 !important; }
  .sol-lc-card p { grid-column: 1 / -1 !important; font-size: 11px !important; line-height: 1.45 !important; margin-top: 3px !important; }

  /* ② 产品详情操作按钮 3+4 两行 */
  .pd-cta-row { gap: 6px !important; margin-bottom: 12px !important; }
  .pd-cta-row .btn { flex: 1 1 30% !important; max-width: 32.5% !important; min-width: 0 !important;
                     justify-content: center !important; padding: 8px 2px !important; font-size: 12.5px !important;
                     white-space: nowrap !important; }
  .pd-cta-row .btn:nth-child(n+4) { flex-basis: 23% !important; max-width: 24.5% !important; font-size: 11.5px !important; }
  .pd-cta-row .btn-spec-download { letter-spacing: -0.3px !important; }
  .pd-cta-row .action-icon { font-size: 12px !important; }

  /* ③ 知识库 hero 去掉「按分类…检索」 */
  .related-section-header .related-section-more { display: none !important; }
}

/* ===== #1142 帮助卡去胶囊文字化 + 小屏防御（2026-09-13 v3.70） ===== */
@media (max-width: 480px) {
  /* 「需要帮助?」卡：去胶囊，两个文本链接排一行（免疫 font boosting 撑破） */
  .pd-help-svc { gap: 4px !important; }
  .pd-help-svc-btn { background: none !important; border: none !important; border-radius: 0 !important;
                     padding: 5px 2px !important; font-size: 13px !important; font-weight: 600 !important;
                     white-space: nowrap !important; min-width: 0 !important; }
  .pd-help-svc-btn.pd-help-svc-repair { color: #dc2626 !important; }
  .pd-help-svc-btn.pd-help-svc-maint { color: #15803d !important; }
}
@media (max-width: 340px) {
  /* 320px 小屏 + 字号放大防御：CTA 四按钮允许 2x2、热线行允许自然折行 */
  .hm-cta-services { flex-wrap: wrap !important; }
  .hm-cta-svc { flex: 1 1 42% !important; }
  .hm-cta-phone { white-space: normal !important; font-size: 11px !important; }
  .hm-cta-content { max-width: 100% !important; }
  .tel400-inline { white-space: normal !important; }
}

/* ===== #1143 搜索页：热搜词去胶囊文字化 + 检索范围三列 + 扩宽（≤480，2026-09-13 v3.71） ===== */
@media (max-width: 480px) {
  /* 热搜词：带链接文字，横排自动分行 */
  .hot-keywords { gap: 6px 14px !important; margin-top: 10px !important; padding-top: 10px !important; }
  .hot-keyword { display: inline !important; background: none !important; border: none !important;
                 border-radius: 0 !important; padding: 0 !important; color: #8A6540 !important;
                 font-size: 13.5px !important; font-weight: 600 !important; }
  .hot-keyword:hover { color: #5f4527 !important; background: none !important; }
  /* 检索范围：三列铺满 */
  .search-scope { display: grid !important; grid-template-columns: repeat(3, 1fr) !important;
                  gap: 6px 8px !important; padding: 10px 8px !important; }
  .search-scope-label { grid-column: 1 / -1 !important; }
  .search-scope .scope-actions { grid-column: 1 / -1 !important; margin-left: 0 !important; }
  .scope-check { justify-content: flex-start !important; padding: 5px 5px !important; font-size: 12px !important;
                 white-space: normal !important; min-width: 0 !important; }
  /* 搜索卡扩宽：压两侧与上下留白 */
  .site-search-box { padding: 10px 8px !important; }
}

/* ===== #1144 页脚：按钮四列居中 + 高度压缩 1/3（≤480，2026-09-13 v3.72） ===== */
@media (max-width: 480px) {
  /* 友链/快捷按钮：每行四个居中 */
  .friend-links-list { display: flex !important; flex-wrap: wrap !important; justify-content: center !important;
                       align-items: center !important; gap: 2px 3px !important; }
  .friend-links-list a { font-size: 10.5px !important; padding: 2px 5px !important; white-space: nowrap !important;
                         flex: 0 0 auto !important; margin: 0 !important; }
  /* 页脚整体内边距压缩 */
  .site-footer { padding: 14px 0 10px !important; }
  /* 品牌介绍区压缩 */
  .footer-logo { padding: 0 !important; }
  .footer-logo img { height: 30px !important; }
  .footer-slogan { font-size: 12px !important; margin: 3px 0 1px !important; }
  .footer-about-text { font-size: 11.5px !important; line-height: 1.5 !important; margin: 3px 0 !important; }
  .footer-emergency { padding: 4px 8px !important; font-size: 11.5px !important; }
  .footer-brands-bar { padding: 4px 8px !important; margin-top: 2px !important; }
  .footer-brands-inner { font-size: 9px !important; line-height: 1.7 !important; gap: 0 3px !important; }
  .footer-brand-sep { font-size: 8px !important; margin: 0 1px !important; }
  .footer-brand-link, .footer-brand-text { font-size: 9px !important; }
  /* 二维码区压缩 */
  .footer-qr-row { padding: 4px 0 2px !important; margin-top: 2px !important; }
  .footer-qr-img { width: 44px !important; height: 44px !important; }
  .footer-qr-wrap { font-size: 11px !important; }
  /* 友链区压缩 */
  .footer-friend-links { padding: 4px 0 !important; margin-top: 0 !important; }
  /* 版权区压缩 */
  .footer-bottom { margin-top: 4px !important; padding: 5px 0 6px !important; }
  .footer-bottom .copyright, .footer-bottom .footer-tagline { font-size: 10.5px !important;
    line-height: 1.45 !important; margin: 2px 0 !important; }
  .style-switch-group { margin-top: 2px !important; }
  .footer-ab-toggle button, .footer-theme-switcher button { transform: scale(0.9) !important; }
}

/* ===== #1148 CTA 三按钮（工作台/在线咨询/嘉品公社）一行（≤480，2026-09-13 v3.75） ===== */
@media (max-width: 480px) {
  .hm-cta-btns { flex-direction: row !important; flex-wrap: nowrap !important; gap: 6px !important; margin-bottom: 6px !important; }
  .hm-cta-btns .btn { flex: 1 1 0 !important; min-width: 0 !important; justify-content: center !important;
                      padding: 9px 4px !important; font-size: 13px !important; white-space: nowrap !important; }
}

/* ===== #1156 CTA 热线行防撑破（min-content 元凶，≤768，2026-09-13 v3.76） ===== */
@media (max-width: 768px) {
  .hm-cta { grid-template-columns: minmax(0, 1fr) !important; }
  .hm-cta-content { min-width: 0 !important; max-width: 100% !important; }
  .hm-cta-phone { white-space: normal !important; font-size: 11px !important; text-align: center !important; }
}
/* ===== #1158 互动区微调：公社简介手机删前半段 + 点赞行小一号防折行（≤768，2026-09-13 v3.77，fs13 补丁 v3.78） ===== */
@media (max-width: 768px) {
  .ebc-desc-lead { display: none !important; }
  .engagement-prompt p:nth-child(2) { font-size: 13px !important; }
}
/* ===== #1159 产品详情横向舒展：收紧区块内边距，内容多利用屏宽（≤768，2026-09-13 v3.79） ===== */
@media (max-width: 768px) {
  .product-detail-header, .pd-gallery-section, .pd-info-grid, .pd-rel-section { padding-left: 10px !important; padding-right: 10px !important; }
  .pd-section { padding-left: 12px !important; padding-right: 12px !important; }
  .pd-tag-value { padding-left: 10px !important; padding-right: 10px !important; }
  .pd-section-specs table, .pd-specs table { width: 100% !important; }
  .pd-section-specs th, .pd-section-specs td, .pd-specs th, .pd-specs td { padding-left: 8px !important; padding-right: 8px !important; }
}
/* ===== #1159b 产品参数表满宽舒展：表格/wrapper 强制 100%，杀内联宽度限制（≤768，2026-09-13 v3.80） ===== */
@media (max-width: 768px) {
  .pd-section-specs { padding-left: 8px !important; padding-right: 8px !important; }
  .pd-specs-content table, .ls-specs table { width: 100% !important; max-width: 100% !important; margin: 0 !important; }
  .pd-specs-content div[style*="width"], .ls-specs div[style*="width"] { width: auto !important; max-width: 100% !important; }
  .ls-sec-h { padding-left: 10px !important; padding-right: 10px !important; }
  .pd-specs-content td, .pd-specs-content th, .ls-specs td, .ls-specs th { padding-left: 7px !important; padding-right: 7px !important; }
}
/* ===== #1159c 参数表 wrapper 满宽补刀：含表格的 div 强制撑满（≤768，2026-09-13 v3.81） ===== */
@media (max-width: 768px) {
  .pd-specs-content div:has(table), .ls-specs div:has(table), .ls-block div:has(table) { width: 100% !important; max-width: 100% !important; }
}
/* ===== #1159d ls 模板参数卡内衬 14px→4px：表格真正撑满（≤768，2026-09-13 v3.82） ===== */
@media (max-width: 768px) {
  .ls-block-body { padding-left: 4px !important; padding-right: 4px !important; }
}
/* ===== #1162 产品详情 CTA 与页脚间距减半（product-detail-page 作用域，2026-09-13 v3.83） ===== */
@media (max-width: 768px) {
  .product-detail-page .hm-cta-tail-gap { height: 12px !important; }
  .product-detail-page .article-cta-hm { margin-bottom: 12px !important; }
}
@media (min-width: 769px) {
  .product-detail-page .hm-cta-tail-gap { height: 7px !important; }
  .product-detail-page .article-cta-hm { margin-bottom: 5px !important; }
}

/* ===== #1168 抽屉指针乱跳根治：触屏 tap 残留 :hover 导致箭头乱转/高亮粘滞，禁用触屏 hover 反馈，箭头只跟 .open 类（≤768，2026-09-13 v3.84） ===== */
@media (hover: none) and (max-width: 768px) {
  /* 顶级项 hover 残留高亮清除（style.css .nav-list > li:hover > a 的触屏反杀） */
  .nav-list > li > a:hover { background: transparent; color: var(--primary); }
  .nav-list > li > a.active:hover { background: var(--primary); color: #fff; }
  /* 下拉父项：hover 不再变色/转箭头，展开态由 .open 类接管（mobile.css 134/136 行） */
  .nav-list .nav-dropdown > a:hover { background: transparent; color: var(--primary); }
  .nav-list .nav-dropdown.open > a:hover { background: rgba(10, 61, 145, 0.5) !important; color: #fff !important; }
  .nav-list .nav-dropdown:hover .dropdown-arrow { transform: none; }
  .nav-list .nav-dropdown.open > a .dropdown-arrow { transform: rotate(180deg) !important; }
  /* mega 子链接 hover 缩进也一并禁掉，防粘滞跳动 */
  .nav-list .dropdown-col a:hover { color: #555; padding-left: 0; }
}

/* ===== #1170 FAQ/方案类列表页手机端撑破修复：单列 grid 轨道被侧栏 nowrap 长标题撑到 485px，minmax(0,1fr) 锁回视口宽（≤768，2026-09-13 v3.86） ===== */
@media (max-width: 768px) {
  .solutions-layout { grid-template-columns: minmax(0, 1fr) !important; }
  .sol-sidebar, .sol-main { min-width: 0 !important; max-width: 100% !important; }
  /* 目录树内分页行（1/64页·共N条）允许折行，不再横向顶破侧栏 */
  .faq-tree-branch .kb-pager { flex-wrap: wrap; }
}

/* ===== #1180 FAQ 详情页手机端正文前置：目录侧栏 order 移到详情内容之后（≤768，2026-09-13 v3.89；桌面左右栏不受影响） ===== */
@media (max-width: 768px) {
  .faq-detail-layout .sol-main { order: 1; }
  .faq-detail-layout .sol-sidebar { order: 2; }
}

/* ===== #1181→#1147z2d 手机端竖排挂签：sticky 跟随滚动 + height:0 悬垂不占位（≤768，2026-09-15 v4.22） =====
   用户实测反馈：absolute 挂签不随滚动走，读长答案时够不着「在新页查看」逃生口。
   方案：sticky 吸顶跟随 + 自身 height:0 不占行，药丸经 overflow:visible 悬垂在左缘 1..23px 留白带，
   正文始于 ≥33px 全程不压字；全部 !important —— theme-*.css 是 style.css 全量旧拷贝且后加载，
   同特异性会覆盖（.faq-acc-panel 34px 内衬把 z2b 回退实测复现），必须 important 压制 */
@media (max-width: 768px) {
  /* #1147z2b 列表白卡内联内衬 18/22 → 12/8 回收 ~28px 屏宽（!important 压 faq.php 内联 padding） */
  .faq-list { padding: 12px 6px !important; }
  .faq-acc-panel { position: relative !important; padding: 0 2px 14px !important; }
  /* ===== #1147z2h 挂签改横排胶囊·上浮顶部·跟随滚动（用户指令）=====
     不再侧向竖排占用手机屏横向宽度；正文取消左侧让位 24px 全宽舒展；
     background/border 用非 important 让主题文件继续接管颜色（navy 蓝/steel 灰/warm 白） */
  .faq-acc-openlink { position: sticky !important; top: calc(var(--header-h, 56px) + 8px) !important; width: auto !important; height: auto !important; margin: 0 0 6px !important; padding: 0 !important; background: none !important; border: none !important; box-shadow: none !important; text-align: right !important; z-index: 20; }
  .faq-acc-openlink a { display: inline-flex !important; align-items: center !important; gap: 4px !important; writing-mode: horizontal-tb !important; width: auto !important; height: auto !important; font-size: 11.5px !important; padding: 6px 12px !important; letter-spacing: 1px !important; border-radius: 999px !important; background: #fff; border: 1px solid #dbe4ee; }
  /* #1147z2j 压横向白边：卡内衬垫回收，iframe 内容尽可能舒展（挂签行保留 6px 呼吸） */
  .faq-acc-item.faq-acc-card .faq-acc-body { padding: 0 0 10px !important; }
  /* ===== #1147z2i 手机端手风琴答案 = 内嵌新开页本体（iframe 自动高度）===== */
  .faq-acc-embed { margin: 0 !important; }
  .faq-acc-embed iframe.faq-acc-frame { width: 100% !important; border: 0 !important; display: block !important; background: #fff !important; }
  /* ===== #1147z2e 找回表格横向滚动条（用户指令「去掉框，找回表格的横向滚动条」）=====
     ① !important 全量压过 theme-navy/steel.css 旧拷贝及一切同特异性后加载规则；
     ② overflow-x:auto → 滚动条可见化（6px 深色 thumb），手机上不再「看不出能滚」；
     ③ 表格就地内部横滚，min-content 不再注入祖先，卡片永远不会被表格撑破裁剪；
     ④ 文本强制换行断词，杜绝任何 nowrap/长串把段落顶出视口 */
  /* ===== #1147z2g 表格滚动回归 .tbl-scroll 包裹容器方案 =====
     v4.24 的 table{display:block;overflow-x:auto !important} 在真机引擎上不出滚动条、
     内容溢出表框（用户实锤「表格滚动条出不来撑破」）；#1147y 的 .tbl-scroll 容器滚动
     本就正常，被 v4.24 !important 压坏。现撤销表格级强制，只强化容器与滚动条可见化 */
  .faq-acc-answer .tbl-scroll, .faq-detail-body .tbl-scroll { overflow-x: auto !important; -webkit-overflow-scrolling: touch !important; max-width: 100% !important; }
  .faq-acc-answer .tbl-scroll table, .faq-detail-body .tbl-scroll table { display: table !important; width: auto !important; max-width: none !important; }
  .faq-acc-answer .tbl-scroll::-webkit-scrollbar, .faq-detail-body .tbl-scroll::-webkit-scrollbar { height: 6px !important; }
  .faq-acc-answer .tbl-scroll::-webkit-scrollbar-thumb, .faq-detail-body .tbl-scroll::-webkit-scrollbar-thumb { background: #94a3b8 !important; border-radius: 3px !important; }
  .faq-acc-answer table th, .faq-acc-answer table td, .faq-detail-body table th, .faq-detail-body table td { overflow-wrap: break-word !important; }
  .faq-acc-answer p, .faq-acc-answer li, .faq-acc-answer div, .faq-detail-body p, .faq-detail-body li, .faq-detail-body div { white-space: normal !important; overflow-wrap: anywhere !important; word-break: break-word !important; }
  .faq-acc-answer, .faq-detail-body, .faq-acc-body, .faq-acc-panel, .faq-list { min-width: 0 !important; max-width: 100% !important; }
  /* ===== #1147z2f 覆盖面补漏（18 类目×逐条遍历 138 条实锤的两类漏网）=====
     ① techlist9 等：微信导入 UL 内联 width:1102px 撑破 → width:auto !important 压内联、
        列表/段落/表格行全链 max-width:100% ；
     ② unit-faq 全部条目：相关产品卡 .faq-relprod-grid 轨道被卡片 min-content（IMG 自然宽
        434 + nowrap 型号）撑到 891px → 轨道 minmax(0,1fr)、IMG 钳回 56、info 让出收缩 */
  .faq-acc-answer ul, .faq-acc-answer ol, .faq-acc-answer li, .faq-acc-answer p,
  .faq-detail-body ul, .faq-detail-body ol, .faq-detail-body li, .faq-detail-body p { max-width: 100% !important; }
  .faq-acc-answer ul, .faq-acc-answer ol, .faq-detail-body ul, .faq-detail-body ol { width: auto !important; }
  .faq-relprod-grid { grid-template-columns: minmax(0, 1fr) !important; }
  .faq-relprod-card { min-width: 0 !important; max-width: 100% !important; }
  .faq-relprod-card img { width: 56px !important; height: 56px !important; max-width: 56px !important; flex: 0 0 56px !important; }
  .faq-relprod-info { min-width: 0 !important; flex: 1 1 auto !important; max-width: 100% !important; }
}
/* ===== #1189 手机端页宽舒展：消双层留白（section×container 叠加 18px→8px），hero 内衬对齐 8px 2026-09-13 v3.92 ===== */
@media (max-width:768px){
  .hm-page-wrap .section{padding-left:0!important;padding-right:0!important}
  .hm-hero .container{padding-left:8px!important;padding-right:8px!important}
}
/* ===== #1190 手机端首页板块标题：正标题(section-title h2)-4px、副标题(section-title p)-2px 2026-09-13 v3.93 ===== */
@media (max-width:768px){
    }
/* ===== #1188 手机端首页内容字号 -2px 试验（页头/页脚/hero 头部除外）2026-09-13 v3.91 ===== */
@media (max-width:768px){
.hm-page-wrap .btn{font-size:12px!important}
.hm-page-wrap .ebook-actions .btn{font-size:11px!important}
.hm-page-wrap .gate-actions .btn{font-size:12px!important}
.hm-page-wrap .hm-brand-name{font-size:10px!important}
.hm-page-wrap .hm-brand-placeholder{font-size:18px!important}
.hm-page-wrap .hm-cta-btns .btn{font-size:11px!important}
.hm-page-wrap .hm-cta-clock{font-size:15px!important}
.hm-page-wrap .hm-cta-content > p{font-size:13px!important}
.hm-page-wrap .hm-cta-content h2{font-size:18px!important}
.hm-page-wrap .hm-cta-grid .cta-stat span{font-size:8px!important}
.hm-page-wrap .hm-cta-grid .cta-stat strong{font-size:11px!important}
.hm-page-wrap .hm-cta-grid .cta-stat-icon{font-size:12px!important}
.hm-page-wrap .hm-cta-grid .hm-hero-kb-item{font-size:8px!important}
.hm-page-wrap .hm-cta-grid .hm-hero-kb-item strong{font-size:11px!important}
.hm-page-wrap .hm-cta-grid .hm-hero-kb-item.kb-case{font-size:11px!important}
.hm-page-wrap .hm-cta-grid .hm-hero-kb-item.kb-repair{font-size:11px!important}
.hm-page-wrap .hm-cta-grid .hm-hero-kb-item.kb-sel{font-size:11px!important}
.hm-page-wrap .hm-cta-phone{font-size:9px!important}
.hm-page-wrap .hm-cta-phone strong{font-size:11px!important}
.hm-page-wrap .hm-cta-stats .cta-stat-icon{font-size:20px!important}
.hm-page-wrap .hm-cta-stats span{font-size:12px!important}
.hm-page-wrap .hm-cta-stats strong{font-size:22px!important}
.hm-page-wrap .hm-cta-stats-sm .cta-stat strong{font-size:18px!important}
.hm-page-wrap .hm-cta-stats-sm .cta-stat-icon{font-size:17px!important}
.hm-page-wrap .hm-cta-svc{font-size:8.5px!important}
.hm-page-wrap .hm-hero-card-icon{font-size:14px!important}
.hm-page-wrap .hm-hero-card-label{font-size:7px!important}
.hm-page-wrap .hm-hero-card-num{font-size:12px!important}
.hm-page-wrap .hm-hero-card-num span{font-size:18px!important}
.hm-page-wrap .hm-hero-card-sm .hm-hero-card-icon{font-size:19px!important}
.hm-page-wrap .hm-hero-card-sm .hm-hero-card-label{font-size:10px!important}
.hm-page-wrap .hm-hero-card-sm .hm-hero-card-num{font-size:14px!important}
.hm-page-wrap .hm-hero-card-sm .hm-hero-card-num span{font-size:13px!important}
.hm-page-wrap .hm-hero-clock{font-size:14px!important}
.hm-page-wrap .hm-hero-kb-item{font-size:9px!important}
.hm-page-wrap .hm-hero-kb-item strong{font-size:12px!important}
.hm-page-wrap .hm-ind-icon{font-size:18px!important}
.hm-page-wrap .hm-ind-link{font-size:10px!important}
.hm-page-wrap .hm-ind-tags span{font-size:8px!important}
.hm-page-wrap .hm-industry-card p{font-size:13px!important}
.hm-page-wrap .hm-news-body h3{font-size:10.5px!important}
.hm-page-wrap .hm-news-body p{font-size:13px!important}
.hm-page-wrap .hm-news-cat{font-size:11px!important}
.hm-page-wrap .hm-news-img-ph{font-size:48px!important}
.hm-page-wrap .hm-news-link{font-size:13px!important}
.hm-page-wrap .hm-news-meta{font-size:12px!important}
.hm-page-wrap .hm-page-wrap .hm-page-wrap .hm-process-arrow{font-size:20px!important}
.hm-page-wrap .hm-process-icon{font-size:32px!important}
.hm-page-wrap .hm-process-num{font-size:28px!important}
.hm-page-wrap .hm-process-step h3{font-size:16px!important}
.hm-page-wrap .hm-process-step p{font-size:12px!important}
.hm-page-wrap .hm-prodcat-card h3{font-size:12px!important}
.hm-page-wrap .hm-prodcat-card p{font-size:9px!important}
.hm-page-wrap .hm-prodcat-count{font-size:9px!important}
.hm-page-wrap .hm-prodcat-count small{font-size:12px!important}
.hm-page-wrap .hm-prodcat-icon{font-size:18px!important}
.hm-page-wrap .hm-prodcat-name{font-size:12px!important}
.hm-page-wrap .hm-qn-icon{font-size:16px!important}
.hm-page-wrap .hm-search-btn{font-size:14px!important}
.hm-page-wrap .hm-search-input{font-size:14px!important}
.hm-page-wrap .hm-sol-body h3{font-size:11px!important}
.hm-page-wrap .hm-sol-body p{font-size:13px!important}
.hm-page-wrap .hm-sol-card h3{font-size:12px!important}
.hm-page-wrap .hm-sol-go{font-size:13px!important}
.hm-page-wrap .hm-sol-img > span{font-size:48px!important}
.hm-page-wrap .hm-sol-num{font-size:11px!important}
.hm-page-wrap .hm-why-card > p{font-size:10px!important}
.hm-page-wrap .hm-why-card h3{font-size:12px!important}
.hm-page-wrap .hm-why-card ul li{font-size:13px!important}
.hm-page-wrap .hm-why-head .hm-why-icon{font-size:28px!important}
.hm-page-wrap .hm-why-icon{font-size:22px!important}
.hm-page-wrap .pd-cta-row .btn{font-size:10.5px!important}
.hm-page-wrap .pd-cta-row .btn:nth-child(n+4){font-size:9.5px!important}
.hm-page-wrap .section-tag{font-size:11px!important}
}
/* ===== #1191 精选解决方案卡标题：在 -2 基础上再定 12px（用户口径 现值-3）2026-09-13 v3.94 ===== */
.hm-page-wrap .hm-sol-body h3{font-size:12px!important}
/* ===== #1190b 板块标题 22/13 复原（#1191 清理时误删重加）2026-09-13 v3.96 ===== */
@media (max-width:768px){
  .hm-page-wrap .section-title h2{font-size:22px!important}
  .hm-page-wrap .section-title p{font-size:13px!important}
}
/* ===== #1192 手机端产品矩阵卡片图标隐藏（用户指令 2026-09-13 v3.97） ===== */
@media (max-width:768px){
  .hm-page-wrap .hm-prodcat-icon{display:none!important}
}
/* ===== #1193 手机端产品矩阵：图标删后消坑位列 + 文字居中（用户指令 2026-09-13 v3.98） ===== */
@media (max-width:768px){
  .hm-page-wrap .hm-prodcat-card{grid-template-columns:1fr!important;justify-items:center;text-align:center}
  .hm-page-wrap .hm-prodcat-card h3,.hm-page-wrap .hm-prodcat-card p{grid-column:1!important}
  .hm-page-wrap .hm-prodcat-count{grid-column:1!important;justify-self:center!important}
}
/* ===== #1196 手机端 hero：副标题段左右+10px 边距 + 搜索框 placeholder 字号减半（2026-09-13 v4.00）
   修正：s站首页 hero 在 .hm-page-wrap 包装层之外（page-wrap 从战略行业板块才开始），去前缀直接命中 ===== */
@media (max-width:768px){
  .hm-hero-text p{margin-left:10px!important;margin-right:10px!important}
  .hm-search-input{font-size:12px!important}  /* #1150d 用户指令：注释文字 12px（原 #1196 减半 7px 过小）2026-09-16 */
}
/* ===== #1197 手机端嘉品公社 hero：tag 13px 纤细体 / lead 缩字一行 / 简介 13px（用户指令 2026-09-13 v4.01） ===== */
@media (max-width:768px){
  .cm-hero-tag-xl{font-size:13px!important;font-weight:300!important;letter-spacing:2px!important}
  .cm-hero-sub-lead{font-size:12px!important;font-weight:400!important;letter-spacing:0!important;white-space:nowrap!important}
  .cm-hero-sub-lines{font-size:13px!important}
}
/* ===== #1198 手机端嘉品公社：lead 14px 单行 / 简介 13px 纤细体（2026-09-13 v4.02/v4.03）
   #1201b 修正：amb-container/amb-sec 压缩此前误伤三官 4 页（用户驳「必要的留白还是要有的」）
   → 留白压缩限定 .cm-page（公社页 body 类）；三官页恢复 style.css 原留白 ===== */
@media (max-width:768px){
  .cm-hero-sub-lead{font-size:14px!important}
  .cm-hero-sub-lines{font-weight:300!important}
  .cm-page .amb-container{padding-left:4px!important;padding-right:4px!important}
  .cm-hero .amb-container{padding-left:4px!important;padding-right:4px!important}
  .cm-page .amb-sec{padding-left:4px!important;padding-right:4px!important}
}
/* ===== #1199 手机端嘉品公社：简介仅「设立…」句另起一行（前两处 br 不分段）/ 居左 / 频道卡图标标题共行（2026-09-13 v4.04→v4.05） ===== */
@media (max-width:768px){
  .cm-hero-sub-lines{text-align:left!important}
  .cm-hero-sub-lines br{display:none!important}
  .cm-hero-sub-lines br:nth-of-type(2){display:inline!important}
  .cm-chan{flex-direction:row!important;align-items:center!important}
  .cm-chan .cm-chan-body{flex:1!important}
}
/* ===== #1200 手机端嘉品公社：简介左右+10px / 计数换行到卡底不与标题同行（用户指令 2026-09-13 v4.07） ===== */
@media (max-width:768px){
  .cm-hero-sub-lines{margin-left:10px!important;margin-right:10px!important}
  .cm-chan{flex-wrap:wrap!important}
  .cm-chan .cm-chan-cnt{flex-basis:100%!important;margin-left:0!important}
}
/* ===== #1201b 三官 4 页（body.amb-officer）：手机端面包屑隐藏 + 留白适度舒展（2026-09-13 v4.08→v4.09）
   口径：不退回原值（24/32px 太宽）也不贴边（4px 太狠），取中：容器 10px / 白卡内衬 12px ===== */
@media (max-width:768px){
  .amb-officer .amb-crumb{display:none!important}
  .amb-officer .amb-container{padding-left:10px!important;padding-right:10px!important}
  .amb-officer .amb-sec{padding-left:12px!important;padding-right:12px!important}
}

/* ===== #1202 手机端嘉品公社底部互联 CTA（2026-09-13 v4.10） ===== */
@media (max-width:768px){
  .cm-cta{margin:22px 0 20px}
  .cm-cta-box{padding:20px 14px;border-radius:14px}
  .cm-cta-brand{font-size:17px}
  .cm-cta-slogan{font-size:13px;margin-bottom:14px}
  .cm-cta-links{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .cm-cta-links a{justify-content:center;padding:10px 6px;font-size:13px}
}

/* ===== #1204 手机端产品详情页互动区：公社简介段隐藏（用户指令「看着别扭」2026-09-14 v4.12） ===== */
@media (max-width:768px){
  .ebc-desc{display:none!important}
}

/* ===== #1206 手机端登录/注册页舒展（用户指令 2026-09-14 v4.13）
   取证：内容左右缩进 41px = container16 + form-card 内衬20 + 居中余量；逐层压缩 ===== */
@media (max-width:768px){
  .auth-container{padding-left:8px!important;padding-right:8px!important}
  .auth-form-card{padding:18px 12px!important}
  .auth-v4-form-card{padding:16px 10px!important}
  .auth-v4-gift{padding:12px 10px!important}
  .auth-form-header{margin-bottom:16px!important}
  .auth-field{margin-bottom:14px!important}
  .auth-form-extra{margin-bottom:14px!important}
  .auth-form-footer{margin-top:16px!important}
  .auth-back{margin-bottom:12px!important}
  .ebc-desc{display:none!important}
}

/* ===== #1207 手机端页脚版权行缩小字号+单行不折行（2026-09-14 v4.15）
   取证：.footer-bottom-inner padding 0 20px → 375 视口可用宽仅 335px，
   版权全串 10.5px 实测约 345px 超宽折行；10px 约 340px。
   修复：内衬压到 8px（可用宽 359px）+ 字号 10px + nowrap ===== */
@media (max-width:768px){
  .site-footer .footer-bottom-inner{padding-left:8px!important;padding-right:8px!important}
  .footer-bottom .copyright{font-size:10px!important;line-height:1.5!important;white-space:nowrap!important;letter-spacing:-0.1px!important}
}

/* ===== #1208 知识库板块（选型指南/维修指南等）移动端页面整改（2026-09-14 v4.16）
   取证：390 视口详情页正文列仅 280px（container 8px + kb-detail-card 22px + kb-detail-block 24px 三层内衬），
   字号 content 17px / point-item 18px 偏大 → 每行仅约 10 字破碎折行。
   修复：逐层压内衬（正文列 280→330px）+ 字号校准 15px + 编号徽章缩小 ===== */
@media (max-width:768px){
  /* 内衬逐层压缩 */
  .kb-detail-card{padding:14px 10px!important}
  .kb-detail-block{padding:14px 12px!important;margin-bottom:14px!important}
  .kb-tip-card{padding:14px 12px!important;margin-top:14px!important}
  .kb-detail-meta{margin-bottom:12px!important;gap:8px!important}
  /* 标题层级 */
  .kb-detail-title{font-size:20px!important;margin-bottom:16px!important}
  .kb-detail-block h2{font-size:17px!important;margin-bottom:12px!important;padding-bottom:8px!important}
  .kb-tip-title{font-size:16px!important;margin-bottom:10px!important}
  .kb-hero-content h1{font-size:20px!important}
  /* 正文与编号列表 */
  .kb-detail-content{font-size:15px!important;line-height:1.75!important}
  .kb-detail-content ul,.kb-detail-content ol{margin-left:18px!important}
  .kb-tip-content{font-size:15px!important}
  .kb-point-item{font-size:15px!important;gap:10px!important}
  .kb-point-num{min-width:22px!important;height:22px!important;font-size:13px!important}
  .kb-point-no-num{padding-left:32px!important}
  .kb-point-list{gap:12px!important}
  /* 底部操作按钮两列铺满 */
  .kb-detail-actions{display:flex!important;flex-wrap:wrap!important;gap:10px!important}
  .kb-detail-actions .btn{flex:1 1 46%!important;text-align:center!important;white-space:nowrap!important}
}

/* #1139 手机端视频页（2026-09-15）：移动内核会把播放中的 <video> 提升为原生合成层，
   导致 z-index 失效、视频盖住 fixed 的客服浮窗（z-index:99999）。
   强制视频进入正常合成层序（translateZ(0)），参与 DOM 层叠排序。 */
@media (max-width:768px){
  .vp-player-box video,
  .pd-video-wrap-mp4 video,
  .er-video-player,
  .faq-video-box video,
  .fvp-player-box video { transform: translateZ(0); }
}